Home / 1,605,048.76-2,408,361.17-645,465.56

Finding the Fourth Proportional to 1,605,048.76, 2,408,361.17 and 645,465.56

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Solution

The fourth proportional to 1,605,048.76, 2,408,361.17 and 645,465.56 is: 968,515.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,048.76 : 2,408,361.17 = 645,465.56 : x
  2. Step 2: Convert to fraction form
    1,605,048.76/2,408,361.17 = 645,465.56/x
  3. Step 3: Cross multiply
    1,605,048.76x = 2,408,361.17 × 645,465.56
  4. Step 4: Simplify right side
    1,605,048.76x = 1,554,514,176,007.17
  5. Step 5: Solve for x
    x = 1,554,514,176,007.17/1,605,048.76
  6. Step 6: Final answer
    x = 968,515.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.